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States of Matter
Phase Changes
Vocab
Examples
Random Questions
100
What are the five states of matter?
What is solid, liquid, gas, plasma, BEC
100
Energy is _________________ during a phase change
What is transferred
100
Define kinetic energy
What is the energy an object has due to motion
100
What is an example of an amorphous solid?
What is wax/silly putty/or glass
100
Solids have _________________ bonds
What is strong
200
What does BEC stand you?
What is the Bose Einstein Condensate
200
What is vaporization?
liquid to a gas
200
Define endothermic
What is a phase change in which a system absorbs energy from it's surroundings
200
What is an example of a crystalline solid?
What is quartz crystal/ salt/ or rock candy
200
Ethanol evaporates faster than water- that means that it's bonds are:
What is weaker
300
What is a phase of matter that has a definite shape and volume?
What is solid
300
How is boiling different than evaporation?
evaporation happens before the boiling point - liquid to a gas
300
Define melting
What is the temp. at which a substance changes from a solid to a liquid
300
What is an example of plasma?
What is neon signs / the sun / stars
300
Explain the plateau in a phase change graph:
What is absorbing or releasing energy
400
What is a state of matter that has an indefinite shape and definite volume?
What is liquid
400
What is freezing?
liquid to a solid
400
Define Sublimation
What is a phase change in which a substance changes from a solid to a gas without turning into a liquid
400
What is an example of an exothermic change?
What is freezing
400
True or False: During a phase change, temp does not change
What is true
500
Heat gives _________________- to matter
what is energy
500
You can speed up evaporation by increasing the:
What is surface area
500
Define deposition
What is a phase change in which a substance changes from a gas into a solid without changing into a liquid
500
What is an example of an endothermic change?
What is melting
500
RANDOM QUESTION
What is Hurley's Law